CN109694755A - 一种甲醇基液体燃料及其制备方法 - Google Patents
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Abstract
本发明属于醇基燃料技术领域,涉及一种甲醇基液体燃料及其制备方法,该燃料由下述重量份的原料制成:甲醇60~85份、甘油5~15份、助溶剂5~10份、磺酸钡1~5份、正丁醇3~10份、三氧化钼0.5~5份、三乙酰锡2~6份、聚甲氧基二甲醚1~5份、抗氧剂0.5~3份、石蜡油1~5份、工业香精1~3份、乙酸乙酯1~5份。本发明燃料燃烧充分、热值高、清洁环保,燃料抗氧化性提高,稳定性增强,兼具有防腐蚀设备的特点,解决了甲醇燃料使用过程致病中毒的风险,降低了使用成本。
Description
技术领域
本发明属于液体燃料技术领域,涉及一种甲醇基液体燃料及其制备方法。
背景技术
如今高速发展的经济中,由于人类的过度开发和消耗,化石能源日渐短缺,环境污染日益严重。为了能够解决石化能源紧缺的问题,国家出台了许多相关政策以鼓励可再生能源的发展,醇基液体燃料就是其中之一。醇基燃料就是以醇类(如甲醇、乙醇、丁醇等)物质为主体配置的燃料,其生产易得,热效率高,和液化气、柴油、煤油相比有明显的经济可比性,是最有潜力的新型替代能源。
甲醇燃料是利用工业甲醇或燃料甲醇,加变性醇添加剂,与现有国标汽柴油(或组分油),按一定体积(或重量比)经严格科学工艺调配制成的一种新型清洁燃料,是醇基燃料过程生产的主力军。但甲醇是无色有酒精气味易挥发的液体,对皮肤有严重侵蚀作用,人口服中毒最低剂量约为100mg/kg体重,经口摄入0.3~1g/kg可致死,潜在较多安全隐患。此外,甲醇的汽化潜热高,不完全燃烧释放甲醛,产生酸性物质,且具有腐蚀性、溶胀作用,也使得甲醇燃料热值低,稳定性差,易腐蚀设备,在车用及民用领域的应用推广面临挑战。
发明内容
针对现有技术以甲醇为主要原料的液体燃料的不足,本发明提供一种甲醇基液体燃料,该燃料燃烧充分、热值高、清洁环保,燃料抗氧化性提高,稳定性增强,兼具有防腐蚀设备的特点,解决了甲醇燃料使用过程致病中毒的风险,降低了使用成本。
为实现上述目的,本发明采用以下技术方案:
本发明提供一种甲醇基液体燃料,由下述重量份的原料制成:甲醇60~85份、甘油5~15份、助溶剂5~10份、磺酸钡1~5份、正丁醇3~10份、三氧化钼0.5~5份、三乙酰锡2~6份、聚甲氧基二甲醚1~5份、抗氧剂0.5~3份、石蜡油1~5份、工业香精1~3份、乙酸乙酯1~5份。
优选地,由下述重量份的原料制成:甲醇75份、甘油8份、助溶剂8份、磺酸钡3份、正丁醇5份、三氧化钼2份、三乙酰锡2份、聚甲氧基二甲醚2份、抗氧剂1份、石蜡油2份、工业香精2份、乙酸乙酯2份。
优选地,所述助溶剂选自正己醇、油酸、仲辛醇、环己醇或异丁醇中的一种。
优选地,所述抗氧剂为丁香油。
优选地,所述丁香油通过以下方法制取:将丁香晒干研磨成丁香粉,丁香粉与乙醇按照质量比20:1在水浴条件下搅拌1.5h得到混合液,混合液经滤纸过滤后在55℃条件下按照浓缩前后体积比3:1浓缩萃取液,得到丁香油。
本发明还提供一种甲醇基液体燃料的制备方法,包括以下步骤:
步骤1:将上述重量份的甲醇、甘油、助溶剂、磺酸钡、正丁醇依次加入反应罐,45℃条件下搅拌2h,静置30min得到主成分A;
步骤2:将上述重量份的三氧化钼、三乙酰锡、聚甲氧基二甲醚依次加入超声波搅拌罐中混合30min,得到功能助剂组分B,所述超声波搅拌罐的超声功率为500Hz、温度控制在40℃;
步骤3:将主成分A和功能助剂组分B常温混合搅拌30min,再依次加入上述重量份的抗氧剂、工业香精、乙酸乙酯、石蜡油,在转速8000~15000r/min条件下搅拌30min,最终获得甲醇基液体燃料。
本发明甲醇基液体燃料所用抗氧剂为丁香油,在10-6用量级别条件下,可显著降低一氧化碳释放,提升混合燃料的抗氧化性能,提高成品油的稳定性。
本发明甲醇基液体燃料所用磺酸钡,属于磺酸盐,具有优良的抗潮湿、抗盐雾、抗盐水和水置换性能,对钢、黄铜、紫铜、铝合金、锌等多种金属具有优良的防锈性能。
本发明甲醇基液体燃料所用三氧化钼为钼类高效阻燃抑烟剂,参考用量0.5~5.0份即能使生烟量降低30%~80%,氧指数提高10%~20%。本发明甲醇基液体燃料所用三乙酰锡为高效的抗爆震剂,化学式C9H14O6,比常用的二茂铁具有更佳的效果。
相比现有技术,本发明的有益效果在于:
1、本发明所用物质多数为简单易得的化学工业品,如甲醇、甘油、石蜡油、工业香精,从主要原料入手,降低了燃料的生产成本;所涉及到的燃料分散剂、抑烟剂、抗爆剂等均为成熟的工化品,采用超声波搅拌的方式进行混合效率高,均质稳定。
2、本发明引入丁香油作为甲醇基液体燃料的抗氧剂,改善了液体燃料燃烧充分性,对燃料的热值具有一定的促进作用。
3、本发明采用石蜡油复配,利用石蜡油将甲醇与空气隔绝,可减少储存过程中的甲醇释放问题,可以提高甲醇基燃料的闪点和热值。
具体实施方式
以下实施例用于说明本发明,但不用来限定本发明的保护范围。若未特别指明,实施例中所用技术手段为本领域技术人员所熟知的常规手段。下述实施例中的试验方法,如无特别说明,均为常规方法。
实施例1
一种甲醇基液体燃料,由下述重量份的原料制成:纯度为95%的甲醇75份、甘油8份、正己醇8份、磺酸钡3份、正丁醇5份、三氧化钼2份、三乙酰锡2份、聚甲氧基二甲醚2份、丁香油1份、石蜡油2份、工业香精2份、乙酸乙酯2份。
上述甲醇基液体燃料的制备方法,包括以下步骤:
步骤1:将上述重量份的甲醇、甘油、正己醇、磺酸钡、正丁醇依次加入反应罐,45℃条件下充分搅拌2h,静置30min得到主成分A;
步骤2:将上述重量份的三氧化钼、三乙酰锡、聚甲氧基二甲醚依次加入超声波搅拌罐中混合30min,得到功能助剂组分B,所述超声波搅拌罐的超声功率为500Hz、温度控制在40℃;
步骤3:将主成分A和功能助剂组分B常温混合搅拌30min,再依次加入上述重量份的丁香油、工业香精、乙酸乙酯、石蜡油,在转速12000r/min条件下搅拌30min,最终获得甲醇基液体燃料。
实施例2
一种甲醇基液体燃料,由下述重量份的原料制成:纯度为96%的甲醇70份、甘油8份、油酸7份、磺酸钡3份、正丁醇5份、三氧化钼2份、三乙酰锡2份、聚甲氧基二甲醚2份、丁香油1份、石蜡油1份、工业香精2份、乙酸乙酯2份。
上述甲醇基液体燃料的制备方法,包括以下步骤:
步骤1:将上述重量份的甲醇、甘油、油酸、磺酸钡、正丁醇依次加入反应罐,45℃条件下充分搅拌2h,静置30min得到主成分A;
步骤2:将上述重量份的三氧化钼、三乙酰锡、聚甲氧基二甲醚依次加入超声波搅拌罐中混合30min,得到功能助剂组分B,所述超声波搅拌罐的超声功率为500Hz、温度控制在40℃;
步骤3:将主成分A和功能助剂组分B常温混合搅拌30min,再依次加入上述重量份的丁香油、工业香精、乙酸乙酯、石蜡油,在转速8000r/min条件下搅拌30min,最终获得甲醇基液体燃料。
实施例3
一种甲醇基液体燃料,由下述重量份的原料制成:纯度为98%的甲醇75份、甘油12份、仲辛醇8份、磺酸钡3份、正丁醇3份、三氧化钼1份、三乙酰锡2份、聚甲氧基二甲醚2份、丁香油1份、石蜡油1份、工业香精2份、乙酸乙酯2份。
上述甲醇基液体燃料的制备方法,包括以下步骤:
步骤1:将上述重量份的甲醇、甘油、仲辛醇、磺酸钡、正丁醇依次加入反应罐,45℃条件下充分搅拌2h,静置30min得到主成分A;
步骤2:将上述重量份的三氧化钼、三乙酰锡、聚甲氧基二甲醚依次加入超声波搅拌罐中混合30min,得到功能助剂组分B,所述超声波搅拌罐的超声功率为500Hz、温度控制在40℃;
步骤3:将主成分A和功能助剂组分B常温混合搅拌30min,再依次加入上述重量份的丁香油、工业香精、乙酸乙酯、石蜡油,在转速15000r/min条件下搅拌30min,最终获得甲醇基液体燃料。
实施例4
一种甲醇基液体燃料,由下述重量份的原料制成:纯度为99%的甲醇80份、甘油10份、环己醇8份、磺酸钡3份、正丁醇4份、三氧化钼2份、三乙酰锡3份、聚甲氧基二甲醚2份、丁香油2份、石蜡油3份、工业香精3份、乙酸乙酯2份。
实施例5
一种甲醇基液体燃料,由下述重量份的原料制成:纯度为99%的甲醇85份、甘油15份、异丁醇10份、磺酸钡5份、正丁醇10份、三氧化钼5份、三乙酰锡6份、聚甲氧基二甲醚5份、丁香油3份、石蜡油5份、工业香精3份、乙酸乙酯5份。
实施例6
一种甲醇基液体燃料,由下述重量份的原料制成:纯度为99%的甲醇60份、甘油5份、异丁醇5份、磺酸钡1份、正丁醇8份、三氧化钼0.5份、三乙酰锡4份、聚甲氧基二甲醚1份、丁香油0.5份、石蜡油1份、工业香精1份、乙酸乙酯1份。
按照实施例1~4中的配方和含量制备甲醇基液体燃料,采用《GB 16663-1996醇基液体燃料》标准进行相关的性能测定,其实验测试结果和数据如表1所示。
表1实施例1~4制得的甲醇基液体燃料性能测试结果
以上所述之实施例,只是本发明的较佳实施例而已,仅仅用以解释本发明,并非限制本发明实施范围,对于本技术领域的技术人员来说,当然可根据本说明书中所公开的技术内容,通过置换或改变的方式轻易做出其它的实施方式,故凡在本发明的原理上所作的变化和改进等,均应包括于本发明申请专利范围内。
Claims (6)
1.一种甲醇基液体燃料,其特征在于,由下述重量份的原料制成:甲醇60~85份、甘油5~15份、助溶剂5~10份、磺酸钡1~5份、正丁醇3~10份、三氧化钼0.5~5份、三乙酰锡2~6份、聚甲氧基二甲醚1~5份、抗氧剂0.5~3份、石蜡油1~5份、工业香精1~3份、乙酸乙酯1~5份。
2.根据权利要求1所述的一种甲醇基液体燃料,其特征在于,由下述重量份的原料制成:甲醇75份、甘油8份、助溶剂8份、磺酸钡3份、正丁醇5份、三氧化钼2份、三乙酰锡2份、聚甲氧基二甲醚2份、抗氧剂1份、石蜡油2份、工业香精2份、乙酸乙酯2份。
3.根据权利要求1或2所述的一种甲醇基液体燃料,其特征在于,所述助溶剂选自正己醇、油酸、仲辛醇、环己醇或异丁醇中的一种。
4.根据权利要求1或2所述的一种甲醇基液体燃料,其特征在于,所述抗氧剂为丁香油。
5.根据权利要求4所述的一种甲醇基液体燃料,其特征在于,所述丁香油通过以下方法制取:将丁香晒干研磨成丁香粉,丁香粉与乙醇按照质量比20:1在水浴条件下搅拌1.5h得到混合液,混合液经滤纸过滤后在55℃条件下按照浓缩前后体积比3:1浓缩萃取液,得到丁香油。
6.权利要求1~5任一项所述的一种甲醇基液体燃料的制备方法,其特征在于,包括以下步骤:
步骤1:将权利要求1或2所述重量份的甲醇、甘油、助溶剂、磺酸钡、正丁醇依次加入反应罐,45℃条件下搅拌2h,静置30min得到主成分A;
步骤2:将权利要求1或2所述重量份的三氧化钼、三乙酰锡、聚甲氧基二甲醚依次加入超声波搅拌罐中混合30min,得到功能助剂组分B,所述超声波搅拌罐的超声功率为500Hz、温度控制在40℃;
步骤3:将主成分A和功能助剂组分B常温混合搅拌30min,再依次加入权利要求1或2所述重量份的抗氧剂、工业香精、乙酸乙酯、石蜡油,在转速8000~15000r/min条件下搅拌30min,最终获得甲醇基液体燃料。
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CN115678623A (zh) * | 2022-08-18 | 2023-02-03 | 杨洪波 | 生物质液体燃料 |
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